"Dad, it doesn't surprise me you opened the stores to our fellow Houstonians, you would give your last breath for another, but it still amazes me how selfless you are," his daughter, Laura McIngvale Brown said on Facebook.

The shelters have food, beds and restrooms for anyone in need to use.

Our GF N FRWY & GF Grand Parkway locations are open for those in need.If you can safely join us, we invite you for free food & safe shelter. pic.twitter.com/NqNdLo2iIP